LPWI LITTELFUSE | Alldatasheet
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Technical content
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount The Littelfuse LPWI Series provides voltage stabilization in a compact design. With its low losses, high efficiency, high durability, and excellent temperature saturation characteristics, the LPWI Series is ideal for small battery operated applications.
Description
■ Thin film photolithography technology ■ Compact and low profile ■ Metal alloy composite material ■ High current capability ■ High efficiency ■ Low DC resistance ■ Magnetically shielded ■ Space saving ■ Energy efficient ■ Reliable Features & Benefits ■ DC-DC converters and power modules in general use electronic equipment ■ Smartphone and tablets ■ Wearable devices ■ Virtual and augmented reality equipments ■ Powerbanks ■ Printers
Applications
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© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount
Electrical Characteristics
Part Number Size (mm) Size (Inch) Thickness (mm) Inductance@ 1MHz [uH] DC Resistance [mΩ] Rated DC Current (A) T yp. Max. Isat, ΔL/L=30% Itemp, ΔT=40°C T yp. Max. T yp. Max.
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Electrical Characteristics (Continued) Part Number Size (mm) Size (Inch) Thickness (mm) Inductance@ 1MHz [uH] DC Resistance [mΩ] Rated DC Current (A) T yp. Max. Isat, ΔL/L=30% Itemp, ΔT=40°C T yp. Max. T yp. Max. Note: These PNs have top cover Test Conditions: ■ Inductance measuring equipment : 4287A RF LCR meter. (Agilent) at 1MHz , 0.5V ■ DC Resistance measuring equipment : 4338B Milliohm meter (Agilent) ■ Withstand voltage : Absolute maximum voltage DC 20V ■ Rated Current “ΔL/L=30%” : Based on the inductance change rate (30% below the initial L value) ■ Rated Current “ΔT=40°C” : Based on the temp. increase (40°C by self heating at. room-temperature)
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 0 100 0.0 0.3 0.6 0.9 1.2 1.5 LPWI160808SR24T LPWI160808SR47T LPWI160808S1R0T LPWI160808HR47T LPWI160808H1R0T Ls(uH) Frequency(MHz) 01230.0 0.2 0.4 0.6 0.8 1.0 LPWI160808SR24T LPWI160808SR47T LPWI160808S1R0T LPWI160808HR47T LPWI160808H1R0T Delta L(uH) Current(A) Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 0 1000.0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 LPWI201208SR24T LPWI201208SR47T LPWI201208SR68T LPWI201208S1R5T LPWI201208HR47T LPWI201208S1R0T Ls(uH) Frequency(MHz) 01 2345 6 0.0 0.5 1.0 1.5 2.0 2.5 LPWI201610BR47T LPWI201610B1R0T LPWI201610B2R2T LPWI201610HR47T LPWI201610H1R0T LPWI201610H1R5T LPWI201610H2R2T Current(A) Delta L(uH) Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 0 100 0.0 0.3 0.6 0.9 1.2 1.5 LPWI201210SR47T LPWI201210S1R0T LPWI201210HR47T Ls(uH) Frequency(MHz) 01 23 45 0.0 0.2 0.4 0.6 0.8 LPWI201210SR47T LPWI201210S1R0T LPWI201210HR47T Delta L(uH) Current(A)
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 000.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Inductance(uH) Frequency(MHz) LPWI201608NR24T LPWI201608S1R0T LPWI201608N1R5T LPWI201608S2R2T LPWI201608HR47T LPWI201608H1R0T 01 23 45 6 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
2.0 LPWI201608NR24T
Inductance(uH) Current(A) Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 000.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 Inductance(uH) Frequency(MHz) LPWI201610SR47T LPWI201610SR68T LPWI201610S1R0T LPWI201610S2R2T 01234 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 Inductance(uH) Current(A) LPWI201610SR47T LPWI201610SR68T LPWI201610S1R0T LPWI201610S2R2T Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 00 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 LPWI201610BR47T LPWI201610B1R0T LPWI201610B2R2T LPWI201610HR47T LPWI201610H1R0T LPWI201610H1R5T LPWI201610H2R2T Frequency(MHz) 01 234 56 0.0 0.5 1.0 1.5 2.0 2.5 LPWI201610BR47T LPWI201610B1R0T LPWI201610B2R2T LPWI201610HR47T LPWI201610H1R0T LPWI201610H1R5T LPWI201610H2R2T Current(A) Delta L(uH)
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 00 0.0 0.3 0.6 0.9 1.2 1.5 LPWI201610TAR47T LPWI201610T1R0T LPWI201610TR47T LPWI201610TA1R0T LPWI201610TBR47T LPWI201610TB1R0T Ls(uH) Frequency(MHz) 01 23 45 0.0 0.3 0.6 0.9 1.2 LPWI201610TAR47T LPWI201610T1R0T LPWI201610TR47T LPWI201610TA1R0T LPWI201610TBR47T LPWI201610TB1R0T Current(A) Delta L(uH) Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 00 Inductance(uH) Frequency(MHz) LPWI252010SR33T LPWI252010SR47T LPWI252010S1R0T LPWI252010S1R5T LPWI252010S2R2T LPWI252010S3R3T LPWI252010S4R7T 01234567 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 LPWI252010SR33T LPWI252010SR47T LPWI252010S1R0T LPWI252010S1R5T LPWI252010S2R2T LPWI252010S3R3T LPWI252010S4R7T Inductance(uH) Current(A) Inductive Vs. Frequency Characteristics Inductive Vs. DC Current Characteristics 11 01 00 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Inductance(uH) Frequency(MHz) LPWI252010HR47T LPWI252010NR68T LPWI252010H1R0T LPWI252010H2R2T LPWI252010BR47T LPWI252010B1R0T LPWI252010B2R2T 01234567 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 LPWI252010SR33T LPWI252010SR47T LPWI252010S1R0T LPWI252010S1R5T LPWI252010S2R2T LPWI252010S3R3T LPWI252010S4R7T Inductance(uH) Current(A) Test Conditions: ■ Test Equipment: 4991A RF Impedance Analyzer (Agilent) ■ Test Frequency: 1MHz ~ 200MHz
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Inductive Vs. Frequency Characteristics Time erutarep meT TP TL TS(max) TS(min) tP tL tS time to peak temperature (t 25ºC to peak) Ramp-down Ramp-up Preheat Critical Zone TL to T P Reflow Condition Pb-free assembly Pre Heat - T emperature Min (Ts(min)) 160°C - T emperature Max (Ts(max)) 185°C - Time (Min to Max) (ts) 100 − 120 seconds Average Ramp-up Rate (Liquidus T emp (TL) to peak) 1°C/second max TS(max) to TL - Ramp-up Rate 1°C/second max Reflow - T emperature (TL) (Liquidus) 220°C - T emperature (tL) 30 − 50 seconds Peak T emperature (TP) 260°C Time within 5°C of actual peak T emperature (tp) 5~10 seconds Ramp-down Rate 2°C/second max Time 25°C to Peak T emperature (TP) 4 minutes max Do not exceed 260°C Wave Soldering 260°C, 10 sec. max Inductive Vs. Frequency Characteristics Lead Pull Strength 5N Solderability 260ºC, ≤10s (Reflow), Max 380ºC,≤5s (Soldering iron) Soldering Heat Resistance Max 260ºC 10sec (Wave), Max Temperature: Max 380ºC (Max 5sec) Operating T emperature -40ºC ~ + 125ºC Climatic Category -40ºC ~ + 85ºC/8 days Stock Conditions -10ºC ~ + 40ºC RH, ≤ 70% Vibration Resistance 5 g’s for 20 minutes, 12 cycles each of 3 orientations
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Dimensions A Unit = mm Recommended Footprint and Stencil Mask Stencil Mask T = 0.10mm E F G B C D Part Number A B C (max.) D E F G LPWI160808SR24T LPWI160808S1R0T LPWI160808HR47T LPWI160808H1R0T LPWI201208SR24T LPWI201208SR68T LPWI201208S1R5T LPWI201208SR47T LPWI201208S1R0T LPWI201208HR47T LPWI201210HR47T LPWI201210S1R0T LPWI201608LR24T LPWI201608N1R5T LPWI201608HR47T LPWI201608H1R0T LPWI201608S1R0T LPWI201608S2R2T
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Dimensions A Unit = mm Recommended Footprint and Stencil Mask Stencil Mask T = 0.10mm E F G B C D Part Number A B C (max.) D E F G LPWI201610HR47T LPWI201610BR47T LPWI201610SR47T LPWI201610H1R0T LPWI201610B1R0T LPWI201610S1R0T LPWI201610H1R5T LPWI201610B2R2T LPWI201610S2R2T LPWI201610H2R2T LPWI252010SR47T LPWI252010BR47T LPWI252010NR68T LPWI252010S1R0T LPWI252010B1R0T LPWI252010H1R0T LPWI252010B2R2T LPWI252010S2R2T LPWI252010H2R2T LPWI252010S4R7T LPWI252010SR33T LPWI252010S3R3T
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Dimensions Part Number A B C (max.) D E F G LPWI201610TR47T LPWI201610TAR47T LPWI201610TBR47T LPWI201610T1R0T LPWI201610TA1R0T LPWI201610TB1R0T Special Notice: Above PNs have top cover; no ground
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 1 .14±0.05 B0 1 .95±0.05 W 8.00±0.10 F 3.50±0.05 E 1 .75±0.05 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.10 D0 1 .55+0.03 t 0.22±0.05 T ape and Reel Dimensions 1608mm, 0.8T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ 1608mm, 0.8T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE
45 PITCH
Empty Section Chip Mounting Section Empty Section Leading Section
50 PITCH 35 PITCH
E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 4,000pcs Code A B C D E W t R
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 1 .50±0.05 B0 2.35±0.05 K0 0.90±0.05 W 8.00±0.02 F 3.50±0.05 E 1 .75±0.10 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.05 D0 1 .50+0.10 & -0 D1 1 .00±0.05 t 0.25±0.05 T ape and Reel Dimensions 2012mm, 0.8T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ Code A B C D E W t R 2012mm, 0.8T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE Empty Section Chip Mounting Section Empty Section Leading Section E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 3,000pcs
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 1 .42±0.10 B0 2.35±0.05 K0 1 .09±0.05 W 8.00±0.2 F 3.50±0.05 E 1 .75±0.10 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.05 D0 1 .50+0.10 & -0 D1 1 .00±0.10 t 0.22±0.05 T ape and Reel Dimensions 2012mm, 1.0T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ Code A B C D E W t R 2012mm, 1.0T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE Empty Section Chip Mounting Section Empty Section Leading Section E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 3,000pcs
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 1 .90±0.10 B0 2.35±0.10 K0 1 .15±0.10 W 8.00±0.2 F 3.50±0.05 E 1 .75±0.10 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.05 D0 1 .50+0.10 & -0 D1 1 .00±0.10 t 0.22±0.05 T ape and Reel Dimensions 2016mm, 0.8T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ Code A B C D E W t R 2016mm, 0.8T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE Empty Section Chip Mounting Section Empty Section Leading Section E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 3,000pcs
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 1 .90±0.10 B0 2.35±0.10 K0 1 .15±0.10 W 8.00±0.2 F 3.50±0.05 E 1 .75±0.10 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.05 D0 1 .50+0.10 & -0 D1 1 .00±0.10 t 0.22±0.05 T ape and Reel Dimensions 2016mm, 1.0T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ Code A B C D E W t R 2016mm, 1.0T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE Empty Section Chip Mounting Section Empty Section Leading Section E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 3,000pcs
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Carrier T ape Dimensions Symbol Dimensions Milimeters A0 2.23±0.10 B0 2.7 4±0.10 K0 1 .17±0.10 W 8.00±0.2 F 3.50±0.05 E 1 .75±0.10 P1 4.00±0.10 P2 2.00±0.05 P0 4.00±0.05 D0 1 .50+0.10 & -0 D1 1 .00±0.10 t 0.22±0.05 T ape and Reel Dimensions 2520mm, 1.0T FEEDING HOLE P2 P0 E F SEC: B - B’ 5°W B t A A’ CHIP INSERTING HOLE SEC: A - A’ Code A B C D E W t R 2520mm, 1.0T REEL TAPE BA CK (BOTTOM) TAPE COVER TAPE Empty Section Chip Mounting Section Empty Section Leading Section E D C W B R A t (1)R eel Materials: Polystyrene (2) Label (3) Taping -S tandard Packing Quantity per Reel (Ø178) - PE Tape: 3,000pcs
© 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 09/13/23 LPWI Series Surface Mount Part Number Packaging Option Quantity PackagingPart Numbering System LPWI 201608 S R47 T Function Power Inductor Series and Dimensions @1MHz (uH) Inductance R47= 0.47±20% (L x W x T, mm ) 2.00 x 1.60 x 0.80 Remark: Characterization Code Tape and Reel Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics.